
2.1 Troubleshooting
2 Troubleshooting Procedures
libretto U100 Maintenance Manual (960-520)
[CONFIDENTIAL]
2-1
2
2.1 Troubleshooting
Chapter 2 describes how to determine if a Field Replaceable Unit (FRU) in the computer is
causing the computer to malfunction. The FRUs covered are:
1. Power supply
6 Display
11. Bluetooth
2. System Board
7. Accuoint
12. Wireless LAN
3. USB FDD
8. Modem
13. SD Card Slot
4. 1.8” Hard Disk Drive 9. LAN
14
.
Fingerprint
5. Keyboard
10.Sound
15. libretto DVD Dock
The Detailed replacement procedures are given in Chapter 4. Test Program operations are
described in Chapter 3.
The following tools are necessary for implementing the Diagnostics procedures:
1.
Diagnostics Disk (Test program for maintenance)
2.
Phillips screwdrivers
NOTE: Be sure to use the PH point size “0” screwdriver complying with the ISO/DIS
8764-1:1996.
3.
Toshiba MS-DOS system FD
4.
Work disk (for FDD testing)
5.
Cleaning disk kit (for FDD head cleaning)
6.
A set of tools for debug port test (test cable, test board, RS-232C cross cable, display,
D port FD)
7.
PC with a serial port (for displaying debug port test result)
8.
Wraparound connector for PC card
9.
Tester
10.
External Monitor
11.
External USB Keyboard
12.
External USB mouse
13.
Headphone
14.
Microphone
15.
LAN wraparound connector
Содержание libretto U100 Series
Страница 10: ...x CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 38: ...1 Hardware Overview 1 9 AC Adapter 1 24 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 39: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 40: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 44: ...2 Troubleshooting Procedures 2 vi CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 113: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Страница 114: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 3 ...
Страница 220: ...3 Tests and Diagnostics 3 29 SETUP 3 102 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 221: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Страница 222: ...4 Replacement Procedures 4 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 226: ...4 Replacement Procedures 4 vi CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 295: ... CONFIDENTIAL Appendices ...
Страница 296: ...Appendices App ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 304: ...Appendices App x CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 310: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 324: ...Appendices Appendix B Board Layout B 14 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 366: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 368: ...Appendices Appendix F Wiring Diagrams F 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 372: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Страница 374: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...